1-Wire® library for mbed. Complete 1-Wire library that supports our silicon masters along with a bit-bang master on the MAX32600MBED platform with one common interface for mbed. Slave support has also been included and more slaves will be added as time permits.
Dependents: MAXREFDES131_Qt_Demo MAX32630FTHR_iButton_uSD_Logger MAX32630FTHR_DS18B20_uSD_Logger MAXREFDES130_131_Demo ... more
Superseded by MaximInterface.
Diff: Masters/TARGET_Maxim/TARGET_MAX32600/OwGpio/owlink.h
- Revision:
- 138:5bd0a7a82bb4
- Child:
- 139:f0e0a7976846
diff -r a1f0069f1832 -r 5bd0a7a82bb4 Masters/TARGET_Maxim/TARGET_MAX32600/OwGpio/owlink.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/Masters/TARGET_Maxim/TARGET_MAX32600/OwGpio/owlink.h Fri Dec 02 19:21:55 2016 +0000 @@ -0,0 +1,76 @@ +/******************************************************************//** +* Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved. +* +* Permission is hereby granted, free of charge, to any person obtaining a +* copy of this software and associated documentation files (the "Software"), +* to deal in the Software without restriction, including without limitation +* the rights to use, copy, modify, merge, publish, distribute, sublicense, +* and/or sell copies of the Software, and to permit persons to whom the +* Software is furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included +* in all copies or substantial portions of the Software. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS +* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF +* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. +* IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES +* OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, +* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR +* OTHER DEALINGS IN THE SOFTWARE. +* +* Except as contained in this notice, the name of Maxim Integrated +* Products, Inc. shall not be used except as stated in the Maxim Integrated +* Products, Inc. Branding Policy. +* +* The mere transfer of this software does not imply any licenses +* of trade secrets, proprietary technology, copyrights, patents, +* trademarks, maskwork rights, or any other form of intellectual +* property whatsoever. Maxim Integrated Products, Inc. retains all +* ownership rights. +**********************************************************************/ + +#ifndef OWLINK_H +#define OWLINK_H + +#ifdef TARGET_MAX32600 + +#include <stdint.h> + +#ifdef __cplusplus +extern "C" { +#endif + +/// Timing parameters for the 1-Wire bus. +/// @note All times are in terms of microseconds. +struct OwTiming +{ + uint16_t tRSTL; ///< Reset Low Time + uint16_t tMSP; ///< Presence-Detect Sample Time + uint16_t tW0L; ///< Write-Zero Low Time + uint16_t tW1L; ///< Write-One Low Time + uint16_t tMSR; ///< Read Sample Time + uint16_t tSLOT; ///< Time Slot Duration +}; + +/// Delay for the specified number of microseconds. +void ow_usdelay(unsigned int time_us); + +/// Send and receive one bit of communication and set a new level on the 1-Wire bus. +/// @note GPIO pin must be configured for open drain operation. +/// @param[in,out] sendRecvBit Buffer containing the bit to send on 1-Wire bus in lsb. +/// Read data from 1-Wire bus will be returned in lsb. +/// @param inReg Input register for GPIO pin. +/// @param outReg Output register for GPIO pin. +/// @param pinMask Pin mask for input and output registers. +/// @param[in] timing 1-Wire timing parameters to use. +void ow_bit(uint8_t * sendRecvBit, volatile uint32_t * inReg, volatile uint32_t * outPortReg, unsigned int pinMask, const OwTiming * timing); + +#ifdef __cplusplus +} +#endif + +#endif /* TARGET_MAX32600 */ + +#endif /* OWLINK_H */ +